Led type: high power led cree xr-e Luminous flux: 8, 000lm Led efficiency: 80lm/w Beam angle: 70 to 140 degrees Power factor: íp0.95 Ingress protection: ip65 Original dimmable design in tunnel lighting Governmental authority approval Free of high order harmonic High power factor Excellent heat sink solution Input voltage: 220v ac í+15, 50hzí+2 Operating temperature: -40 to 60ó¬c. 50w, 100w and 200w for you to choose.